00963cam a22002651 4500 gs 19000057 DLC 20260227111323.0 760204s1918 dcu f000 0 eng gs 19000057 (OCoLC)1966340 DLC IDeKN OCoLC DLC QE75 .B9 no. 685 TD395 .A8 Copy 2 Atwood, Wallace Walter, 1872- ... Relation of landslides and glacial deposits to reservoir sites in the San Juan Mountains, Colorado, by Wallace W. Atwood. Washington, Govt. print. off., 1918. 38 p. illus. (maps, diagrs.) VIII pl. 23 cm. U.S. Geological survey. Bulletin 685 At head of title: Department of the interior. Plates printed on both sides of leaf. Physical geography Colorado. Water-supply Colorado. San Juan Mountains (Colo. and N.M.) 25902 25902